| abstract |
A compound of formula I and pharmaceutical compositions comprising a compound of formula I are disclosed. The compositions are useful for blocking A1 adenosine receptors in a patient and in treating diseases or disorders wherein activation of A1 receptors plays a causative role in the disease or disorder. These diseases or disorders may be selected form systematic hypertension, renal failure, diabetes, asthma, an edematous condition, congestive heart failure, and renal dysfunction. A process for preparing a compound of formula I is also disclosed. |